Key ring



FIG. 1 is a perspective view of a key ring showing my new design;

FIG. 2 is an exploded perspective view thereof;

FIG. 3 is a rear elevational view of the upper part of the key ring shown in FIG. 2;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a rear elevational view of the lower part of FIG. 2;

FIG. 7 is a left side elevational view thereof; and

FIG. 8 is a bottom plan view thereof. 

The ornamental design for a key ring, as shown and described. 